diff --git a/Tree_DFS_Pre_Post_In_Order_Traversal.cpp b/Tree_DFS_Pre_Post_In_Order_Traversal.cpp
index 7ee8e90..d0f6a44 100644
--- a/Tree_DFS_Pre_Post_In_Order_Traversal.cpp
+++ b/Tree_DFS_Pre_Post_In_Order_Traversal.cpp
@@ -1,4 +1,5 @@
 /*
+Algorithm
 Time complexity : o(n)
 Space complexity : Best,average case -> o(log(n)) & Worst -> o(n)
 */